U.S. Fish & Wildlife Service America's National Wildlife Refuge System

Volunteers and Invasive Plants: Learning and Lending a Hand

Alien, Nonnative, Nonindigenous, Introduced, or Exotic Species

Photo credit: G Stolz/USFWS

Nonnative food crops such as soybeans and ornamental plants imported for gardening and landscaping are important to our economic and personal well-being. Many of these plant species do not become invasive. This is also true for many of the nonbeneficial plant species that arrive accidentally.